Please answer this correctly

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.